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CVE-2025-3248— Langflow 安全漏洞

一分钟漏洞结论

影响对象
langflow-ai langflow
利用判断
已确认在野利用，应立即处置
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。

Langflow是Langflow开源的一个用于构建多代理和 RAG 应用程序的可视化框架。 Langflow 1.3.0之前版本存在安全漏洞，该漏洞源于/api/v1/validate/code端点存在代码注入漏洞，可能导致远程未经验证的攻击者执行任意代码。

CVSS 9.8 · Critical KEV · 勒索软件 EPSS 99.99% · P100

影响版本矩阵 1

厂商产品 版本范围状态
langflow-ai langflow < 1.3.0 affected
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一、 漏洞 CVE-2025-3248 基础信息

漏洞信息
对漏洞内容有疑问？看看神龙的深度分析是否有帮助！
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尽管我们使用了先进的大模型技术，但其输出仍可能包含不准确或过时的信息。神龙努力确保数据的准确性，但请您根据实际情况进行核实和判断。

Vulnerability Title
Langflow < 1.3.0 Unauthenticated RCE via /api/v1/validate/code
来源: CVE Program / CVE List V5
Vulnerability Description
Langflow versions prior to 1.3.0 are susceptible to code injection in the /api/v1/validate/code endpoint. A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary code.
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
来源: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
来源: CVE Program / CVE List V5
Vulnerability Title
Langflow 安全漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
Langflow是Langflow开源的一个用于构建多代理和 RAG 应用程序的可视化框架。 Langflow 1.3.0之前版本存在安全漏洞，该漏洞源于/api/v1/validate/code端点存在代码注入漏洞，可能导致远程未经验证的攻击者执行任意代码。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD

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受影响产品

厂商 产品 影响版本 CPE 订阅
langflow-ai langflow 0 ~ 1.3.0 -

二、漏洞 CVE-2025-3248 的公开POC

# POC 描述 源链接 神龙链接
1 A vulnerability scanner for CVE-2025-3248 in Langflow applications. 用于扫描 Langflow 应用中 CVE-2025-3248 漏洞的工具。 https://github.com/xuemian168/CVE-2025-3248 POC详情
2 POC of CVE-2025-3248, RCE of LangFlow https://github.com/PuddinCat/CVE-2025-3248-POC POC详情
3 Langflow versions prior to 1.3.0 are susceptible to code injection in the /api/v1/validate/code endpoint.A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary code. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-3248.yaml POC详情
4 None https://github.com/verylazytech/CVE-2025-3248 POC详情
5 https://github.com/vulhub/vulhub/blob/master/langflow/CVE-2025-3248/README.md POC详情
6 None https://github.com/Threekiii/Awesome-POC/blob/master/%E4%BA%BA%E5%B7%A5%E6%99%BA%E8%83%BD%E6%BC%8F%E6%B4%9E/Langflow%20code%20API%20%E6%9C%AA%E6%8E%88%E6%9D%83%E8%BF%9C%E7%A8%8B%E4%BB%A3%E7%A0%81%E6%89%A7%E8%A1%8C%E6%BC%8F%E6%B4%9E%20CVE-2025-3248.md POC详情
7 Scanner and exploit for CVE-2025-3248 https://github.com/Praison001/CVE-2025-3248 POC详情
8 CVE-2025-3248: A critical flaw has been discovered in Langflow that allows malicious actors to execute arbitrary Python code on the target system. This can lead to full remote code execution without authentication, potentially giving attackers control over the server. https://github.com/vigilante-1337/CVE-2025-3248 POC详情
9 Perform Remote Code Execution using vulnerable API endpoint. https://github.com/Vip3rLi0n/CVE-2025-3248 POC详情
10 This Python script exploits CVE-2025-3248 to execute arbitrary commands or spawn a reverse shell on a vulnerable system. Authentication is required to use this exploit. https://github.com/tiemio/RCE-CVE-2025-3248 POC详情
11 CVE-2025-3248 Langflow RCE Exploit https://github.com/ynsmroztas/CVE-2025-3248-Langflow-RCE POC详情
12 None https://github.com/imbas007/CVE-2025-3248 POC详情
13 Exploit for Langflow AI Remote Code Execution (Unauthenticated) https://github.com/0xgh057r3c0n/CVE-2025-3248 POC详情
14 CVE-2025-3248 — Langflow RCE Exploit https://github.com/zapstiko/CVE-2025-3248 POC详情
15 CVE-2025-3248 – Unauthenticated Remote Code Execution in Langflow via Insecure Python exec Usage https://github.com/B1ack4sh/Blackash-CVE-2025-3248 POC详情
16 Powerful unauthenticated RCE scanner for CVE-2025-3248 affecting Langflow < 1.3.0 https://github.com/issamjr/CVE-2025-3248-Scanner POC详情
17 Remote Code Execution Exploit for Langflow (CVE-2025-3248) - [ By S4Tech ] https://github.com/0-d3y/langflow-rce-exploit POC详情
18 CVE-2025-3248 https://github.com/dennisec/CVE-2025-3248 POC详情
19 Mass-CVE-2025-3248 https://github.com/dennisec/Mass-CVE-2025-3248 POC详情
20 Langflow versions prior to 1.3.0 are susceptible to code injection in the /api/v1/validate/code endpoint. A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary code. https://github.com/ill-deed/Langflow-CVE-2025-3248-Multi-target POC详情
21 None https://github.com/r0otk3r/CVE-2025-3248 POC详情
22 CVE-2025-3248 https://github.com/min8282/CVE-2025-3248 POC详情
23 Langflow Remote Code Execution https://github.com/EQSTLab/CVE-2025-3248 POC详情
24 PoC for achieving RCE in Langflow versions <1.3.0 https://github.com/wand3rlust/CVE-2025-3248 POC详情
25 None https://github.com/Kiraly07/Demo_CVE-2025-3248 POC详情
26 Exploit for Langflow AI Remote Code Execution (Unauthenticated) https://github.com/zr1p3r/CVE-2025-3248 POC详情
27 Langflow 在对用户提交的“验证代码”做 AST 解析和编译时，在未做鉴权与沙箱限制的情况下调用了 Python 的 compile()/exec()（以及在编译阶段会评估函数默认参数与装饰器），攻击者可把恶意载荷放在参数默认值或装饰器里，借此在服务器上下文中执行任意语句（反弹 shell、下载器、横向移动等） https://github.com/bambooqj/cve-2025-3248 POC详情
28 A comprehensive Python exploitation framework for testing and demonstrating CVE-2025-3248, a critical unauthenticated remote code execution vulnerability in Langflow versions ≤ 1.3.0. https://github.com/drackyjr/cve-2025-3248-exploit POC详情
29 CVE-2025-3248 – Unauthenticated Remote Code Execution in Langflow via Insecure Python exec Usage https://github.com/Ashwesker/Blackash-CVE-2025-3248 POC详情
30 None https://github.com/b0ySie7e/CVE-2025-3248-POC POC详情
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三、漏洞 CVE-2025-3248 的情报信息

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IV. Related Vulnerabilities

Same product: langflow
Same vendor: langflow-ai
Same weakness: CWE-306

V. Comments for CVE-2025-3248

匿名用户
2026-01-15 06:08:54

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